Gucci Sunglasses GG 3512 /S XZFR4 Acetate Black Gradient grey black plastic frame plastic lens non-polarized Lens width: 63 millimeters Lens height: 60 millimeters Bridge: 16 millimeters Arm: 120 millimeters Reference: GG3512/S XZFR4 Model: Female Material: Acetate Colour: Black Lens colour: Gradient grey